Pleasant Hearth Bi-Fold Style Fireplace Glass Door, Alton Black, Medium: * Stylish, decorative Pleasant Hearth fireplace door is designed to enhance one"s traditional masonry fireplace hearth, while at the same time, helping to reduce heat or cool air loss up the chimney by as much as 90 percent * Fireplace door surface mounts outside the fireplace opening * Bi-fold style doors open a full 180 degrees and feature easy catch magnets * Clear 3/16" safety tempered glass * Solid 1-piece frame designed welded construction with a 1" depth * High heat black powder coat finish for looks and durability * For masonry fireplaces only * Easy to install, fully assembled * Before you buy, get the right fit by measuring the front opening width and height to the nearest 1/8" * Medium size fits a front opening of 30" to 37" and a height of 25-1/2" to 32-1/2" (including a 2" riser bar) * Overall dimensions: 1"L x 37-1/2"W x 33"H * Made in USA